FAST Stack, Short Lsx 103Mm Tunnel Ram-Style Intake Manifold 146074-1
FST Hardware Kits
Engine Air Intake Velocity Stack
See 146074-8 for a complete set.
The LSXHR 103mm Intake Manifold's interchangeable velocity stacks allow for the fine tuning of the LSXHR's powerband. Available in tall, medium and short, these stacks can be mixed and matched to improve performance and also to fine tune an engine on a cylinder by cylinder basis.
The LSXHR short velocity stack shifts torque and horsepower to the high RPM operating range, ideal for high RPM street/strip engines. This stack fits both the LS3 and LS7 LSXHR manifolds.
Products received may vary slightly from images due to manufacturing tolerances or supply chain variables.
International Orders (Outside USA)
Please be aware your country may charge import fees of up to 20% in some cases. If delivery is refused, return shipping costs us 4x the original shipping fee, so we will charge a 50% restocking fee. By purchasing you agree to these terms.
Terms of Service:
By clicking purchase, you confirm you have read and agree to the TOS and Shipping & Return policies which are published at the bottom of SLRspeed.com
The Premium Suspension Company
Trusted by top racing and drifting teams worldwide.
